TEPCO : 福島第一原子力発電所における海水放射線モニタ計測結果（過去分）

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福島第一原子力発電所における海水放射線モニタ計測結果（過去分）

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○計測値一覧：2026年07月02日(CSVデータダウンロード)

放射能濃度単位：Bq/L

※検出限界値未満の場合はNDと表示されます。

計測時刻 Cs137 Cs134 全β

00:00 ND ND 8.5

00:10 ND ND 9.6

00:20 ND ND 10

00:30 ND ND 10

00:40 ND ND 8.6

00:50 ND ND 12

01:00 ND ND 14

01:10 ND ND 13

01:20 ND ND 14

01:30 ND ND 15

01:40 ND ND 15

01:50 ND ND 14

02:00 ND ND 12

02:10 ND ND 15

02:20 ND ND 14

02:30 ND ND 15

02:40 ND ND 15

02:50 ND ND 14

03:00 ND ND 15

03:10 ND ND 13

03:20 ND ND 11

03:30 ND ND 10

03:40 ND ND 13

03:50 ND ND 14

04:00 ND ND 14

04:10 ND ND 13

04:20 ND ND 16

04:30 ND ND 14

04:40 ND ND 15

04:50 ND ND 16

05:00 ND ND 16

05:10 ND ND 14

05:20 ND ND 14

05:30 ND ND 13

05:40 ND ND 12

05:50 ND ND 10

06:00 ND ND 10

06:10 ND ND 13

06:20 ND ND 12

06:30 ND ND 13

06:40 ND ND 10

06:50 ND ND 11

07:00 ND ND 9.2

07:10 ND ND 11

07:20 ND ND 11

07:30 ND ND 14

07:40 ND ND 17

07:50 ND ND 18

08:00 ND ND 17

08:10 ND ND 16

08:20 ND ND 18

08:30 ND ND 17

08:40 ND ND 17

08:50 ND ND 17

09:00 ND ND 19

09:10 ND ND 15

09:20 ND ND 14

09:30 ND ND 14

09:40 ND ND 15

09:50 ND ND 12

10:00 ND ND 14

10:10 ND ND 18

10:20 ND ND 16

10:30 ND ND 13

10:40 ND ND 12

10:50 ND ND 14

11:00 ND ND 15

11:10 ND ND 13

11:20 ND ND 15

11:30 ND ND 16

11:40 ND ND 15

11:50 ND ND 16

12:00 ND ND 14

12:10 ND ND 12

12:20 ND ND 15

12:30 ND ND 16

12:40 ND ND 15

12:50 ND ND 14

13:00 ND ND 14

13:10 ND ND 15

13:20 ND ND 12

13:30 ND ND 12

13:40 ND ND 13

13:50 ND ND 16

14:00 ND ND 15

14:10 ND ND 14

14:20 ND ND 17

14:30 ND ND 17

14:40 ND ND 17

14:50 ND ND 13

15:00 ND ND 14

15:10 ND ND 15

15:20 ND ND 11

15:30 ND ND 13

15:40 ND ND 15

15:50 ND ND 17

16:00 ND ND 17

16:10 ND ND 17

16:20 ND ND 20

16:30 ND ND 19

16:40 ND ND 17

16:50 ND ND 18

17:00 ND ND 18

17:10 ND ND 16

17:20 ND ND 13

17:30 ND ND 12

17:40 ND ND 10

17:50 ND ND 9.2

18:00 ND ND ND

18:10 ND ND 12

18:20 ND ND 15

18:30 ND ND 17

18:40 ND ND 17

18:50 ND ND 19

19:00 ND ND 20

19:10 ND ND 17

19:20 ND ND 15

19:30 ND ND 16

19:40 ND ND 17

19:50 ND ND 14

20:00 ND ND 16

20:10 ND ND 18

20:20 ND 0.028 16

20:30 ND 0.030 17

20:40 ND 0.031 19

20:50 ND ND 20

21:00 ND 0.028 17

21:10 ND ND 16

21:20 ND ND 18

21:30 ND ND 15

21:40 ND ND 12

21:50 ND ND 9.3

22:00 ND ND 10

22:10 ND ND 12

22:20 ND ND 8.9

22:30 ND ND 9.2

22:40 ND ND ND

22:50 ND ND 10

23:00 ND ND 11

23:10 ND ND 10

23:20 ND ND 13

23:30 ND ND 12

23:40 ND ND 15

23:50 ND ND 15

計測時刻	Cs137	Cs134	全β
00:00	ND	ND	8.5
00:10	ND	ND	9.6
00:20	ND	ND	10
00:30	ND	ND	10
00:40	ND	ND	8.6
00:50	ND	ND	12
01:00	ND	ND	14
01:10	ND	ND	13
01:20	ND	ND	14
01:30	ND	ND	15
01:40	ND	ND	15
01:50	ND	ND	14
02:00	ND	ND	12
02:10	ND	ND	15
02:20	ND	ND	14
02:30	ND	ND	15
02:40	ND	ND	15
02:50	ND	ND	14
03:00	ND	ND	15
03:10	ND	ND	13
03:20	ND	ND	11
03:30	ND	ND	10
03:40	ND	ND	13
03:50	ND	ND	14
04:00	ND	ND	14
04:10	ND	ND	13
04:20	ND	ND	16
04:30	ND	ND	14
04:40	ND	ND	15
04:50	ND	ND	16
05:00	ND	ND	16
05:10	ND	ND	14
05:20	ND	ND	14
05:30	ND	ND	13
05:40	ND	ND	12
05:50	ND	ND	10
06:00	ND	ND	10
06:10	ND	ND	13
06:20	ND	ND	12
06:30	ND	ND	13
06:40	ND	ND	10
06:50	ND	ND	11
07:00	ND	ND	9.2
07:10	ND	ND	11
07:20	ND	ND	11
07:30	ND	ND	14
07:40	ND	ND	17
07:50	ND	ND	18
08:00	ND	ND	17
08:10	ND	ND	16
08:20	ND	ND	18
08:30	ND	ND	17
08:40	ND	ND	17
08:50	ND	ND	17
09:00	ND	ND	19
09:10	ND	ND	15
09:20	ND	ND	14
09:30	ND	ND	14
09:40	ND	ND	15
09:50	ND	ND	12
10:00	ND	ND	14
10:10	ND	ND	18
10:20	ND	ND	16
10:30	ND	ND	13
10:40	ND	ND	12
10:50	ND	ND	14
11:00	ND	ND	15
11:10	ND	ND	13
11:20	ND	ND	15
11:30	ND	ND	16
11:40	ND	ND	15
11:50	ND	ND	16
12:00	ND	ND	14
12:10	ND	ND	12
12:20	ND	ND	15
12:30	ND	ND	16
12:40	ND	ND	15
12:50	ND	ND	14
13:00	ND	ND	14
13:10	ND	ND	15
13:20	ND	ND	12
13:30	ND	ND	12
13:40	ND	ND	13
13:50	ND	ND	16
14:00	ND	ND	15
14:10	ND	ND	14
14:20	ND	ND	17
14:30	ND	ND	17
14:40	ND	ND	17
14:50	ND	ND	13
15:00	ND	ND	14
15:10	ND	ND	15
15:20	ND	ND	11
15:30	ND	ND	13
15:40	ND	ND	15
15:50	ND	ND	17
16:00	ND	ND	17
16:10	ND	ND	17
16:20	ND	ND	20
16:30	ND	ND	19
16:40	ND	ND	17
16:50	ND	ND	18
17:00	ND	ND	18
17:10	ND	ND	16
17:20	ND	ND	13
17:30	ND	ND	12
17:40	ND	ND	10
17:50	ND	ND	9.2
18:00	ND	ND	ND
18:10	ND	ND	12
18:20	ND	ND	15
18:30	ND	ND	17
18:40	ND	ND	17
18:50	ND	ND	19
19:00	ND	ND	20
19:10	ND	ND	17
19:20	ND	ND	15
19:30	ND	ND	16
19:40	ND	ND	17
19:50	ND	ND	14
20:00	ND	ND	16
20:10	ND	ND	18
20:20	ND	0.028	16
20:30	ND	0.030	17
20:40	ND	0.031	19
20:50	ND	ND	20
21:00	ND	0.028	17
21:10	ND	ND	16
21:20	ND	ND	18
21:30	ND	ND	15
21:40	ND	ND	12
21:50	ND	ND	9.3
22:00	ND	ND	10
22:10	ND	ND	12
22:20	ND	ND	8.9
22:30	ND	ND	9.2
22:40	ND	ND	ND
22:50	ND	ND	10
23:00	ND	ND	11
23:10	ND	ND	10
23:20	ND	ND	13
23:30	ND	ND	12
23:40	ND	ND	15
23:50	ND	ND	15